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Wide-tuning (65 nm) Semi-cooled (50oC) Operation of a Tunable Laser based on a Novel Widely Tunable Filter
Semiconductor lasers Lasers tunable
2015/5/25
A tunable laser based on a medium wavelength selectivity tunable filter named a lateral-grating-assisted lateral-co-directional-coupler was developed. A wide tuning range of over 65 nm with SMSR of ov...
All-Optical Intra-PON Data Routing Between ONUs with a MG-Y Tunable Laser as 2.5 Gbps Burst-Mode Transmitter
All-Optical Intra-PON Data Routing MG-Y Burst-Mode Transmitter
2015/5/18
Direct communication between ONUs is experimentally demonstrated with a tunable MG-Y laser in a ring+tree PON for 640 users, without passing electrically powered equipment.
Novel Thermal Drift Suppression Method in Channel Switching of Mode-hop-free Tunable Laser Array
Semiconductor Lasers Lasers tunable
2015/6/10
A switching time of less than 40 μs has been achieved for a TDA-DFB laser array with a thermal drift suppression technique using the tuning regions of non-lasing lasers as heaters for temperature comp...
Full C-band 40-Gbit/s DPSK Tunable Transmitter Module Developed by Hybrid Integration of Tunable Laser and InP n-p-i-n Mach-Zehnder Modulator
Modulators Integrated optics devices
2015/6/10
A 40-Gbaud tunable transmitter module was developed for the first time by the hybrid integration of a full C-band tunable laser and an InP Mach-Zehnder modulator. Wavelength-tunable chirpless 40-Gbit/...
Narrow Spectral Linewidth Full Band Tunable Laser Based on Waveguide Ring Resonators with Low Power Consumption
Lasers tunable Silica Waveguides Semiconductor optical amplifiers
2015/6/8
We have developed a widely tunable laser source that uses triple ring resonators with narrow spectral linewidth. A spectral linewidth of less than 100 kHz is obtained for all wavelength channels acros...
Novel Integrated Tunable Laser using Filtered Feedback for simple and very fast tuning
Novel Integrated Tunable Laser Filtered Feedback fast tuning
2015/7/16
We present a novel integrated tunable laser based on filtered feedback, which combines a simple tuning method with ns switching speed.
Compact, Low Power Consumption Wavelength Tunable Laser with Silicon Photonic-wire Waveguide Micro-ring Resonators
Low Power Consumption Wavelength Tunable Laser Silicon Photonic-wire Waveguide Micro-ring Resonators
2015/7/16
A silicon photonic-wire waveguide based wavelength tunable laser was firstly demonstrated; whose micro-ring resonator footprint was 700 x 450 μ m. Its wavelength tuning range is 38 nm at a tuning pow...
A self wavelength managed tunable laser for WDM-PONs
wavelength managed tunable laser WDM-PONs
2015/8/3
We propose a novel automatic wavelength control method for a tunable laser for wavelength division multiplexed-passive optical networks by using a low power broadband light source.